Part No: MAA71MB4 B3
Web Price:
£37.47 + VAT
New from Manufacturer with Warranty
1 in Stock - order by 1pm for next working day delivery*
Description:
Marelli 71 Frame - 0.37kW 3ph 4 Pole AC Motor for 230V and 400V 3 phase supply. Use with Variable Frequency Drives having 1ph or 3ph input and 3ph output or a fixed frequency mains supply at 50Hz.
Can be used over a 20:1 Speed Control range from 140RPM to 2800RPM, with suitable de-rating at the lower speeds.
Fixed mains supply output is 0.37kW (0.5HP) x 1380RPM at 230V or 400V x 50Hz 3ph.
Full Load Current - 2.08A at 230V, or 1.2A at 400V.
Overload - 150% x 60seconds.
Power Factor is 0.67 when mains connected at 50Hz.
Set terminal box links 'three a-breast' for 230V 'Delta' connection.
Set terminal box links ‘two at one side’ for 400V 'Star' connection.
136mm Wide x 240mm Long x 178mm high overall in its IP55 enclosure.
Foot mount on 7mm holes at 112mm wide x 90mm centres 45mm back from shaft shoulder.
Shaft is 14mm dia x 30mm with 5mm wide key.
Shaft side load is 56kg for 20,000hrs life (6202-2Z bearing)
Weight is 6kg.
Rated at 40C Ambient.
Ventilation space required at rear cooling air intake.
Full part number is - MAA71MB4
View alternatives - search for 0.37kW.
This is around £75 lower than a single phase motor, making a big contribution to the inverter cost.
For the Technical…
Part Time Output when Inverter powered is...
1.3Nm - 0.37kW (0.5HP) x 2800RPM at 100Hz
3.4Nm - 0.5kW (0.67HP) x 1380RPM at 50Hz
3.4Nm - 0.25kW (0.34HP) x 700RPM at 25Hz
3.4Nm - 0.05kW (0.067HP) x 140RPM at 5Hz
Continuous Output when Inverter powered is...
1.3Nm - 0.37kW (0.5HP) x 2800RPM at 100Hz
2.6Nm - 0.37kW (0.5HP) x 1380RPM at 50Hz
2.1Nm - 0.16kW (0.21HP) x 700RPM at 25Hz
1.2Nm - 0.018kW (0.025HP) x 140RPM at 5Hz